If the pitcher holding the ball that mean if it doesn't have any motion so it has Potential energy in that case.
But in other case if the pitcher throwing or catching the ball it means the ball have motion so it has Kinetic energy.
Answer:
1) It helps body to be flexible and strong.
2) It makes body healthy.
Well what is your side of it first
It helps in auditory perception (helps in hearing ,seeing and being aware of something)..
